@inproceedings{Heidenreich-FOSD09,
	author		= {Florian Heidenreich},
	title		= {Towards Systematic Ensuring Well-Formedness of Software Product Lines},
	booktitle	= {In Proceedings of the 1st Workshop on Feature-Oriented Software Development},
	location	= {Denver, Colorado, USA},
	year		= {2009},
	month		= {oct},
	isbn		= {978-1-60558-567-3},
	pages		= {69--74},
	publisher	= {ACM},
	address		= {New York, NY, USA},
	doi		= {http://doi.acm.org/10.1145/1629716.1629730},
	pdf      	= {http://fheidenreich.de/work/files/FOSD09.pdf}
}
@inproceedings{Berger-2010-Mapping,
 author = {Berger, Thorsten and She, Steven and Lotufo, Rafael and Czarnecki, Krzysztof and Wasowski, Andrzej},
 title = {Feature-to-code mapping in two large product lines},
 booktitle = {Proceedings of the 14th international conference on Software product lines: going beyond},
 series = {SPLC'10},
 year = {2010},
 isbn = {3-642-15578-2, 978-3-642-15578-9},
 location = {Jeju Island, South Korea},
 pages = {498--499},
 numpages = {2},
 url = {http://dl.acm.org/citation.cfm?id=1885639.1885698},
 acmid = {1885698},
 publisher = {Springer-Verlag},
 address = {Berlin, Heidelberg},
} 
@MISC{Sincero-2010-Algorithm,
    author = {Julio Sincero and Reinhard Tartler and Daniel Lohmann},
    title = { An Algorithm for Quantifying the Program Variability Induced by Conditional Compilation},
    year = {2010}
}
@inproceedings{Berger-2010-Variability,
 author = {Berger, Thorsten and She, Steven and Lotufo, Rafael and Wasowski, Andrzej and Czarnecki, Krzysztof},
 title = {Variability modeling in the real: a perspective from the operating systems domain},
 booktitle = {Proceedings of the IEEE/ACM international conference on Automated software engineering},
 series = {ASE '10},
 year = {2010},
 isbn = {978-1-4503-0116-9},
 location = {Antwerp, Belgium},
 pages = {73--82},
 numpages = {10},
 url = {http://doi.acm.org/10.1145/1858996.1859010},
 doi = {10.1145/1858996.1859010},
 acmid = {1859010},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {configuration, empirical software engineering, feature models, product line architectures, variability modeling},
} 
@inproceedings{Dietrich-2012-Extraction,
 author = {Dietrich, Christian and Tartler, Reinhard and Schr\"{o}der-Preikschat, Wolfgang and Lohmann, Daniel},
 title = {A robust approach for variability extraction from the Linux build system},
 booktitle = {Proceedings of the 16th International Software Product Line Conference - Volume 1},
 series = {SPLC '12},
 year = {2012},
 isbn = {978-1-4503-1094-9},
 location = {Salvador, Brazil},
 pages = {21--30},
 numpages = {10},
 url = {http://doi.acm.org/10.1145/2362536.2362544},
 doi = {10.1145/2362536.2362544},
 acmid = {2362544},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {Linux, VAMOS, build systems, configurability, kbuild, maintenance, static analysis},
} 
@inproceedings{Czarnecki-2012-Comparison,
 author = {Czarnecki, Krzysztof and Gr\"{u}nbacher, Paul and Rabiser, Rick and Schmid, Klaus and Wasowski, Andrzej},
 title = {Cool features and tough decisions: a comparison of variability modeling approaches},
 booktitle = {Proceedings of the Sixth International Workshop on Variability Modeling of Software-Intensive Systems},
 series = {VaMoS '12},
 year = {2012},
 isbn = {978-1-4503-1058-1},
 location = {Leipzig, Germany},
 pages = {173--182},
 numpages = {10},
 url = {http://doi.acm.org/10.1145/2110147.2110167},
 doi = {10.1145/2110147.2110167},
 acmid = {2110167},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {decision modeling, feature modeling, product lines, variability modeling},
} 
@inproceedings{Tartler-2009-Zombie,
 author = {Tartler, Reinhard and Sincero, Julio and Schr\"{o}der-Preikschat, Wolfgang and Lohmann, Daniel},
 title = {Dead or Alive: finding zombie features in the Linux kernel},
 booktitle = {Proceedings of the First International Workshop on Feature-Oriented Software Development},
 series = {FOSD '09},
 year = {2009},
 isbn = {978-1-60558-567-3},
 location = {Denver, Colorado},
 pages = {81--86},
 numpages = {6},
 url = {http://doi.acm.org/10.1145/1629716.1629732},
 doi = {10.1145/1629716.1629732},
 acmid = {1629732},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {Linux, features, language, preprocessor, software product lines, tool support},
} 
@incollection{Schaefer-2010-DOP,
year={2010},
isbn={978-3-642-15578-9},
booktitle={Software Product Lines: Going Beyond},
volume={6287},
series={Lecture Notes in Computer Science},
editor={Bosch, Jan and Lee, Jaejoon},
doi={10.1007/978-3-642-15579-6_6},
title={Delta-Oriented Programming of Software Product Lines},
url={http://dx.doi.org/10.1007/978-3-642-15579-6_6},
publisher={Springer Berlin Heidelberg},
author={Schaefer, Ina and Bettini, Lorenzo and Bono, Viviana and Damiani, Ferruccio and Tanzarella, Nico},
pages={77-91}
}
@inbook{Voelter-2010-dslbook,
author = {Voelter, Markus},
title = {DSL Engineering. Designing, Implementing and Using Domain-Specific Languages},
year = {2010},
publisher = {dslbook.org},
chapter = {Concrete and Abstract Syntax},
pages = {217-218}
}
@techreport{kang1990feature,
  title={Feature-oriented domain analysis (FODA) feasibility study},
  author={Kang, Kyo C and Cohen, Sholom G and Hess, James A and Novak, William E and Peterson, A Spencer},
  year={1990},
  institution={DTIC Document}
}
@inproceedings{passos2012towards,
  title={Towards a catalog of variability evolution patterns: the Linux kernel case},
  author={Passos, Leonardo and Czarnecki, Krzysztof and W{\k{a}}sowski, Andrzej},
  booktitle={Proceedings of the 4th International Workshop on Feature-Oriented Software Development},
  pages={62--69},
  year={2012},
  organization={ACM}
}
@techreport{berger-2012-variability,
  title={Variability modeling in the systems software domain},
  author={Berger, Thorsten and She, Steven and Lotufo, Rafael and Wasowski, Andrzej and Czarnecki, Krzysztof},
  year={2012},
  institution={Technical Report GSDLAB-TR 2012-07-06, Generative Software Development Laboratory, University of Waterloo, 2012. Available at http://gsd. uwaterloo. ca/tr/vm-2012-berger}
}
